gnunet-dht-put.c File Reference

search for data in DHT More...

#include "platform.h"
#include "gnunet_dht_service.h"

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Functions
static void	shutdown_task (void *cls)
static void	message_sent_cont (void *cls)
	Signature of the main function of a task. More...
static void	run (void *cls, char *const *args, const char *cfgfile, const struct GNUNET_CONFIGURATION_Handle *c)
	Main function that will be run by the scheduler. More...
int	main (int argc, char *const *argv)
	Entry point for gnunet-dht-put. More...

Variables
static unsigned int	query_type
	The type of the query. More...
struct GNUNET_HashCode	key
	The key used in the DHT. More...
static char *	query_key
	The key for the query. More...
static struct GNUNET_TIME_Relative	expiration
	User supplied expiration value. More...
static unsigned int	replication = 5
	Desired replication level. More...
static unsigned int	verbose
	Be verbose. More...
static int	demultixplex_everywhere
	Use #GNUNET_DHT_DEMULTIPLEX_EVERYWHERE. More...
static int	record_route
	Use GNUNET_DHT_RO_RECORD_ROUTE. More...
static struct GNUNET_DHT_Handle *	dht_handle
	Handle to the DHT. More...
static const struct GNUNET_CONFIGURATION_Handle *	cfg
	Global handle of the configuration. More...
static int	ret
	Global status value. More...
static char *	data
	The data to insert into the dht. More...

Detailed Description

search for data in DHT

Author

Christian Grothoff

Nathan Evans

Definition in file gnunet-dht-put.c.

Function Documentation

shutdown_task()

static void shutdown_task ( void *  cls )

static

Definition at line 92 of file gnunet-dht-put.c.

References GNUNET_DHT_disconnect().

Referenced by message_sent_cont().

{
  if (NULL != dht_handle)
  {
    GNUNET_DHT_disconnect (dht_handle);
    dht_handle = NULL;
  }
}

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message_sent_cont()

static void message_sent_cont ( void *  cls )

static

Signature of the main function of a task.

Parameters

cls

closure

Definition at line 108 of file gnunet-dht-put.c.

References GNUNET_SCHEDULER_add_now(), and shutdown_task().

Referenced by run().

{
  GNUNET_SCHEDULER_add_now (&shutdown_task, NULL);
}

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run()

static void run ( void *  cls, char *const *  args, const char *  cfgfile, const struct GNUNET_CONFIGURATION_Handle *  c  )

static

Main function that will be run by the scheduler.

Parameters

cls	closure
args	remaining command-line arguments
cfgfile	name of the configuration file used (for saving, can be NULL!)
c	configuration

Definition at line 123 of file gnunet-dht-put.c.

References _, data, demultixplex_everywhere, expiration, GNUNET_BLOCK_TYPE_ANY, GNUNET_BLOCK_TYPE_TEST, GNUNET_CRYPTO_hash(), GNUNET_DHT_connect(), GNUNET_DHT_put(), GNUNET_DHT_RO_DEMULTIPLEX_EVERYWHERE, GNUNET_DHT_RO_NONE, GNUNET_DHT_RO_RECORD_ROUTE, GNUNET_TIME_relative_to_absolute(), key, message_sent_cont(), query_key, query_type, record_route, replication, ret, and verbose.

Referenced by main().

{
  enum GNUNET_DHT_RouteOption ro;

  cfg = c;
  if ((NULL == query_key) || (NULL == data))
  {
    fprintf (stderr, "%s", _ ("Must provide KEY and DATA for DHT put!\n"));
    ret = 1;
    return;
  }

  if (NULL == (dht_handle = GNUNET_DHT_connect (cfg, 1)))
  {
    fprintf (stderr, _ ("Could not connect to DHT service!\n"));
    ret = 1;
    return;
  }
  if (GNUNET_BLOCK_TYPE_ANY == query_type) /* Type of data not set */
    query_type = GNUNET_BLOCK_TYPE_TEST;

  GNUNET_CRYPTO_hash (query_key, strlen (query_key), &key);

  if (verbose)
    fprintf (stderr,
             _ ("Issuing put request for `%s' with data `%s'!\n"),
             query_key,
             data);
  ro = GNUNET_DHT_RO_NONE;
  if (demultixplex_everywhere)
    ro |= GNUNET_DHT_RO_DEMULTIPLEX_EVERYWHERE;
  if (record_route)
    ro |= GNUNET_DHT_RO_RECORD_ROUTE;
  GNUNET_DHT_put (dht_handle,
                  &key,
                  replication,
                  ro,
                  query_type,
                  strlen (data),
                  data,
                  GNUNET_TIME_relative_to_absolute (expiration),
                  &message_sent_cont,
                  NULL);
}

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main()

int main	(	int	argc,
		char *const *	argv
	)

Entry point for gnunet-dht-put.

Parameters

argc	number of arguments from the command line
argv	command line arguments

Returns

0 ok, 1 on error

Definition at line 180 of file gnunet-dht-put.c.

References data, demultixplex_everywhere, expiration, gettext_noop, GNUNET_GETOPT_OPTION_END, GNUNET_GETOPT_option_flag(), GNUNET_GETOPT_option_relative_time(), GNUNET_GETOPT_option_string(), GNUNET_GETOPT_option_uint(), GNUNET_GETOPT_option_verbose(), GNUNET_OK, GNUNET_PROGRAM_run(), GNUNET_STRINGS_get_utf8_args(), GNUNET_TIME_UNIT_HOURS, query_key, query_type, record_route, replication, ret, run(), and verbose.

{
  struct GNUNET_GETOPT_CommandLineOption options[] =
  { GNUNET_GETOPT_option_string ('d',
                                 "data",
                                 "DATA",
                                 gettext_noop (
                                   "the data to insert under the key"),
                                 &data),
    GNUNET_GETOPT_option_relative_time (
      'e',
      "expiration",
      "EXPIRATION",
      gettext_noop ("how long to store this entry in the dht (in seconds)"),
      &expiration),
    GNUNET_GETOPT_option_string ('k',
                                 "key",
                                 "KEY",
                                 gettext_noop ("the query key"),
                                 &query_key),
    GNUNET_GETOPT_option_flag ('x',
                               "demultiplex",
                               gettext_noop (
                                 "use DHT's demultiplex everywhere option"),
                               &demultixplex_everywhere),
    GNUNET_GETOPT_option_uint ('r',
                               "replication",
                               "LEVEL",
                               gettext_noop ("how many replicas to create"),
                               &replication),
    GNUNET_GETOPT_option_flag ('R',
                               "record",
                               gettext_noop ("use DHT's record route option"),
                               &record_route),
    GNUNET_GETOPT_option_uint ('t',
                               "type",
                               "TYPE",
                               gettext_noop ("the type to insert data as"),
                               &query_type),
    GNUNET_GETOPT_option_verbose (&verbose),
    GNUNET_GETOPT_OPTION_END };


  if (GNUNET_OK != GNUNET_STRINGS_get_utf8_args (argc, argv, &argc, &argv))
    return 2;
  expiration = GNUNET_TIME_UNIT_HOURS;
  return (GNUNET_OK ==
          GNUNET_PROGRAM_run (
            argc,
            argv,
            "gnunet-dht-put",
            gettext_noop (
              "Issue a PUT request to the GNUnet DHT insert DATA under KEY."),
            options,
            &run,
            NULL))
         ? ret
         : 1;
}

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Variable Documentation

query_type

unsigned int query_type

static

The type of the query.

Definition at line 32 of file gnunet-dht-put.c.

Referenced by main(), and run().

key

struct GNUNET_HashCode key

The key used in the DHT.

Definition at line 37 of file gnunet-dht-put.c.

Referenced by build_result_set(), collector(), decode_and_send(), dns_string_to_value(), get_ibf_key(), get_iv_key(), get_redirect_state(), get_result_iterator(), GNUNET_ABE_cpabe_create_master_key(), GNUNET_ABE_cpabe_deserialize_key(), GNUNET_ABE_cpabe_deserialize_master_key(), GNUNET_CRYPTO_cpabe_create_master_key(), GNUNET_CRYPTO_cpabe_deserialize_key(), GNUNET_CRYPTO_cpabe_deserialize_master_key(), GNUNET_CRYPTO_rsa_private_key_decode(), GNUNET_CRYPTO_rsa_public_key_decode(), GNUNET_DATASTORE_get_key(), GNUNET_DATASTORE_put(), GNUNET_DATASTORE_remove(), GNUNET_DHT_get_start(), GNUNET_DHT_monitor_start(), GNUNET_DHT_put(), GNUNET_REVOCATION_query(), handle_client_redirect_to_ip(), handle_client_redirect_to_service(), iterateBits(), jwt_parse_attributes(), message_sent_cont(), no_more_local_results(), process_ksk_result(), process_migration_content(), process_sks_result(), regex_edge_iterator(), regex_iterator(), run(), setup_cipher(), setup_state_record(), store_skipped_key(), transmit_item(), try_old_ax_keys(), and update_config_sections().

query_key

char* query_key

static

The key for the query.

Definition at line 42 of file gnunet-dht-put.c.

Referenced by main(), and run().

expiration

struct GNUNET_TIME_Relative expiration

static

User supplied expiration value.

Definition at line 47 of file gnunet-dht-put.c.

Referenced by main(), and run().

replication

unsigned int replication = 5

static

Desired replication level.

Definition at line 52 of file gnunet-dht-put.c.

Referenced by main(), and run().

verbose

unsigned int verbose

static

Be verbose.

Definition at line 57 of file gnunet-dht-put.c.

Referenced by main(), and run().

demultixplex_everywhere

int demultixplex_everywhere

static

Use #GNUNET_DHT_DEMULTIPLEX_EVERYWHERE.

Definition at line 62 of file gnunet-dht-put.c.

Referenced by main(), and run().

record_route

int record_route

static

Use GNUNET_DHT_RO_RECORD_ROUTE.

Definition at line 67 of file gnunet-dht-put.c.

Referenced by main(), and run().

dht_handle

struct GNUNET_DHT_Handle* dht_handle

static

Handle to the DHT.

Definition at line 72 of file gnunet-dht-put.c.

cfg

const struct GNUNET_CONFIGURATION_Handle* cfg

static

Global handle of the configuration.

Definition at line 78 of file gnunet-dht-put.c.

ret

int ret

static

Global status value.

Definition at line 83 of file gnunet-dht-put.c.

Referenced by main(), and run().

data

char* data

static

The data to insert into the dht.

Definition at line 88 of file gnunet-dht-put.c.

Referenced by main(), and run().